Perhaps we’ll finally find our solar system’s ninth planet, or even prove that the planet Vulcan does actually exist, just not where we thought. The possibilities are, quite literally ...

Further studies are needed to determine whether K2-18b, which orbits a star 120 light-years away, is inhabited, or even ...

Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here on the International Space Station I get a great view of Earth.